❥Stay Comfortable: A good underwear will help wick away sweat as well as keep girls cool with high level of cotton. It serves as extra protection from leaks. You need to add the pad.The protective period panty has a water-resistant lining from the gusset all the way to the waistline to prevent any unexpected leakage. ❥Menstrual Period Underwear WOMENFlat seams for added comfort and protection. Wide cotton crotch is nice for pads. 100% Cotton Crotch Keeps your privates healthy. ❥NO RIDE UP UNDERWEAR? Stretchy Leg Bands, nor too tight or too loose ❥NO FADING PANTIES? Natural dyeing make the brief not easy to fade and healthier Stay soft and keep in shape after many washes. ❥Best Choice for Female Friends/ womens Menstrual Period Underwear --Great fit under clothes. No panty lines or bunching .after surgery and hot yoga ❥VARIETY? Assorted Solid colors and packs are available. You can always find your favorite. ❥Machine wash is allowed but is not recommended because there is special material under the water proof lining.Don't rinse.Don't even put them on tumble dryer.That will be damaged. ❥SIZE CHART? These cotton underwear for women are measurements based on US standard. Please match your measurements to our size guide for optimal fit. X-Small(waist:23"-25", hip:35"-36.5")Small(waist:26"-28", hip:37"-38.5") Medium(waist:29"-30", hip:39"-40.5") Large(waist:31.5"-33", hip: 41"-42.5") X-Large(waist:34.5"-36", hip:43"-44.5")